Xref: utzoo comp.unix.questions:13819 comp.unix.wizards:16351
Path: utzoo!utgpu!jarvis.csri.toronto.edu!rutgers!columbia!cunixc!sethr
From: sethr@cunixc.cc.columbia.edu (Seth Robertson)
Newsgroups: comp.unix.questions,comp.unix.wizards
Subject: Re: help in finding which machine a file is actually stored on
Keywords: help
Message-ID: <1539@cunixc.cc.columbia.edu>
Date: 23 May 89 18:12:53 GMT
References: <8204@thorin.cs.unc.edu>
Reply-To: seth@ctr.columbia.edu (Seth Robertson)
Organization: Columbia University
Lines: 19

In article <8204@thorin.cs.unc.edu> sunj@unc.cs.unc.edu (John Sun) writes:
>I need help some help in determining the actual machine a file is stored
>on.  What I am looking for is a routine that given an absolute file name
>returns the machine it is stored on in a NFS environment.  Is there a
>"system" call that does this?  If not, any pointers in helping me write
>such a routine would be appreciated.  Thanks!



Well, one way is to do a `df filename`

If df returns "machinename:directory" it's on machinename.
If df returns "directory" it's on the local machine.

It will follow symbolic links correctly and everything.


					-Seth
					 seth@ctr.columbia.edu